205250250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{211}}^1\times {\mathrm{1297}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 515129472

約数和(自身を除く): 309879222

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 211, 250, 375, 422, 633, 750, 1055, 1266, 1297, 2110, 2594, 3165, 3891, 5275, 6330, 6485, 7782, 10550, 12970, 15825, 19455, 26375, 31650, 32425, 38910, 52750, 64850, 79125, 97275, 158250, 162125, 194550, 273667, 324250, 486375, 547334, 821001, 972750, 1368335, 1642002, 2736670, 4105005, 6841675, 8210010, 13683350, 20525025, 34208375, 41050050, 68416750, 102625125, 205250250]

約数ペア:

[(1, 205250250), (2, 102625125), (3, 68416750), (5, 41050050), (6, 34208375), (10, 20525025), (15, 13683350), (25, 8210010), (30, 6841675), (50, 4105005), (75, 2736670), (125, 1642002), (150, 1368335), (211, 972750), (250, 821001), (375, 547334), (422, 486375), (633, 324250), (750, 273667), (1055, 194550), (1266, 162125), (1297, 158250), (2110, 97275), (2594, 79125), (3165, 64850), (3891, 52750), (5275, 38910), (6330, 32425), (6485, 31650), (7782, 26375), (10550, 19455), (12970, 15825)]